you can have them practically for free, except shipping. $7 shipped for as many as you want, or as I can fit in a small flat rate box. Continental US Only. Will post again when I've given out as many as I can. Send me a pm!

Pomacea bridgesii “mystery snail”- these snails are not plant eaters but REQUIRE permits to sell across state lines. Make sure your seller has these permits PLEASE! It is ONLY legal to sell the snails, it is ALWAYS illegal to sell the eggs. Edit: No longer illegal to ship without permits. Malaysian Trumpet Snails- no restrictions
Common ramshorns- no legal restrictions
Common pond/tadpole snails- no legal restrictions
Anatome Helena “assassin snails”- no current restrictions Nerites- no current restrictions, although there are some state by state broad-based import laws Japanese Trapdoors- not restricted

ILLEGAL
Asolene spixi “zebra apple”- these are banned from transport. These snails lay their eggs in clutches UNDER the water line, can interbreed with Columbian ramshorns and often eat plants as juveniles, even when not a mixed species.